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- #include "split_util.h"
- #include "matrix.h"
- #include "keyboard.h"
- #include "config.h"
- #include "timer.h"
- #include "transport.h"
- #include "quantum.h"
- #ifdef EE_HANDS
- # include "eeconfig.h"
- #endif
- #if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT)
- # include "rgblight.h"
- #endif
- volatile bool isLeftHand = true;
- __attribute__((weak)) bool is_keyboard_left(void) {
- #if defined(SPLIT_HAND_PIN)
- // Test pin SPLIT_HAND_PIN for High/Low, if low it's right hand
- setPinInput(SPLIT_HAND_PIN);
- return readPin(SPLIT_HAND_PIN);
- #elif defined(EE_HANDS)
- return eeconfig_read_handedness();
- #elif defined(MASTER_RIGHT)
- return !is_keyboard_master();
- #endif
- return is_keyboard_master();
- }
- __attribute__((weak)) bool is_keyboard_master(void) {
- #ifdef __AVR__
- static enum { UNKNOWN, MASTER, SLAVE } usbstate = UNKNOWN;
- // only check once, as this is called often
- if (usbstate == UNKNOWN) {
- USBCON |= (1 << OTGPADE); // enables VBUS pad
- wait_us(5);
- usbstate = (USBSTA & (1 << VBUS)) ? MASTER : SLAVE; // checks state of VBUS
- }
- return (usbstate == MASTER);
- #else
- return true;
- #endif
- }
- static void keyboard_master_setup(void) {
- #if defined(USE_I2C) || defined(EH)
- # ifdef SSD1306OLED
- matrix_master_OLED_init();
- # endif
- #endif
- transport_master_init();
- }
- static void keyboard_slave_setup(void) { transport_slave_init(); }
- // this code runs before the usb and keyboard is initialized
- void matrix_setup(void) {
- isLeftHand = is_keyboard_left();
- #if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT)
- uint8_t num_rgb_leds_split[2] = RGBLED_SPLIT;
- if (isLeftHand) {
- rgblight_set_clipping_range(0, num_rgb_leds_split[0]);
- } else {
- rgblight_set_clipping_range(num_rgb_leds_split[0], num_rgb_leds_split[1]);
- }
- #endif
- if (is_keyboard_master()) {
- keyboard_master_setup();
- } else {
- keyboard_slave_setup();
- }
- }
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